XLPack: D2b1a. 連立一次方程式 (対称行列) (計算ルーチン)

XLPack 7.0

XLPack 数値計算ライブラリ (Excel VBA) リファレンスマニュアル

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関数
Sub	Dspcon (Uplo As String, N As Long, Ap() As Double, IPiv() As Long, ANorm As Double, RCond As Double, Info As Long)
	行列の条件数 (対称行列) (圧縮形式)

Sub	Dsptrf (Uplo As String, N As Long, Ap() As Double, IPiv() As Long, Info As Long)
	係数行列のUDU^TまたはLDL^T分解 (対称行列) (圧縮形式)

Sub	Dsptri (Uplo As String, N As Long, Ap() As Double, IPiv() As Long, Info As Long)
	行列の逆行列 (対称行列) (圧縮形式)

Sub	Dsptrs (Uplo As String, N As Long, Ap() As Double, IPiv() As Long, B() As Double, Info As Long, Optional Nrhs As Long=1)
	分解済の連立一次方程式 AX = B の解 (対称行列) (圧縮形式)

Sub	Dsycon (Uplo As String, N As Long, A() As Double, IPiv() As Long, ANorm As Double, RCond As Double, Info As Long)
	行列の条件数 (対称行列)

Sub	Dsytrf (Uplo As String, N As Long, A() As Double, IPiv() As Long, Info As Long)
	係数行列のUDU^TまたはLDL^T分解 (対称行列)

Sub	Dsytri (Uplo As String, N As Long, A() As Double, IPiv() As Long, Info As Long)
	行列の逆行列 (対称行列)

Sub	Dsytrs (Uplo As String, N As Long, A() As Double, IPiv() As Long, B() As Double, Info As Long, Optional Nrhs As Long=1)
	分解済の連立一次方程式 AX = B の解 (対称行列)

詳解

D2b1a. 連立一次方程式 (対称行列) (計算ルーチン) プログラムを表示しています.